102406236 has 12 divisors (see below), whose sum is σ = 238947912. Its totient is φ = 34135408.

The previous prime is 102406141. The next prime is 102406247. The reversal of 102406236 is 632604201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4266915 + ... + 4266938.

It is an arithmetic number, because the mean of its divisors is an integer number (19912326).

Almost surely, 2^102406236 is an apocalyptic number.

It is an amenable number.

102406236 is an abundant number, since it is smaller than the sum of its proper divisors (136541676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102406236 is a wasteful number, since it uses less digits than its factorization.

102406236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8533860 (or 8533858 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 102406236 is about 10119.5966322774. The cubic root of 102406236 is about 467.8523348872.

The spelling of 102406236 in words is "one hundred two million, four hundred six thousand, two hundred thirty-six".